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Finding the Fourth Proportional to 317,211.66, 475,666.83 and 184,132.71

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Solution

The fourth proportional to 317,211.66, 475,666.83 and 184,132.71 is: 276,111.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,211.66 : 475,666.83 = 184,132.71 : x
  2. Step 2: Convert to fraction form
    317,211.66/475,666.83 = 184,132.71/x
  3. Step 3: Cross multiply
    317,211.66x = 475,666.83 × 184,132.71
  4. Step 4: Simplify right side
    317,211.66x = 87,585,822,465.01
  5. Step 5: Solve for x
    x = 87,585,822,465.01/317,211.66
  6. Step 6: Final answer
    x = 276,111.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.